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#!/bin/bash
# This has to be a separate file from scripts/make.sh so it can be called
# before menuconfig. (It's called again from scripts/make.sh just to be sure.)
mkdir -p generated
OUTFILE=generated/Config.in
source configure
probeconfig()
{
# Probe for container support on target
echo -e "# container support\nconfig TOYBOX_CONTAINER\n\tbool" || return 1
${CROSS_COMPILE}${CC} -xc -o /dev/null - 2>/dev/null << EOF
#include <linux/sched.h>
int x=CLONE_NEWNS|CLONE_NEWUTS|CLONE_NEWIPC|CLONE_NEWNET;
int main(int argc, char *argv[]) { return unshare(x); }
EOF
[ $? -eq 0 ] && DEFAULT=y || DEFAULT=n
rm a.out 2>/dev/null
echo -e "\tdefault $DEFAULT\n" || return 1
}
genconfig()
{
# extract config stanzas from each command source file, in alphabetical order
for i in $(ls -1 toys/*.c)
do
# Grab the config block for Config.in
echo "# $i"
sed -n '/^\*\//q;/^config [A-Z]/,$p' $i || return 1
echo
done
}
probeconfig > generated/Config.probed || rm generated/Config.probed
genconfig > generated/Config.in || rm generated/Config.in
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